Monterey County’s Water Recycling Projects Bob Holden MRWPCA
Project designed to slow seawater intrusion 30-40%
Uses of Recycled Water Agricultural Irrigation Indirect Potable Reuse Landscape Irrigation Toilets & Urinals Construction & Concrete Street Sweeping Power Plants & Boilers Impoundments Cooling Towers Manufacturing Environmental Uses Groundwater Recharge Seawater Intrusion Barrier Indirect Potable Reuse Fire Fighting
CA Recycled Water History Indirect Potable Reuse—1962 Recreational Lakes—1965 Irrigating Lettuce & Strawberries—1967 Dual Plumbing Systems—1977
Turnout Without Electrical Power
Major Crops Grown Lettuce Artichokes Cauliflower Broccoli Celery Strawberries Cauliflower Broccoli Celery
4% average annual increase
Soil Salinity Study 2000 to Present Test Site
Why Recycled Water Safe! No Food or Personnel Safety Issues Meets Leafy Greens & Organic Farming Diversity—Independent Source Sustainable—Drought Tolerant Supply Inexpensive as New Water Source Plant Nutrients No Yield Loss
Contact Information Bob Holden Principal Engineer Monterey Regional Water Pollution Control Agency 5 Harris Court, Building D, Monterey, CA 93940 bobh@mrwpca.com